<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <link rel="stylesheet" href="./lib/bootstrap.min.css">
  <script src="./lib/bootstrap.min.js"></script>
  <title>Document</title>
</head>
<body>
  <div class="md-3" style="padding: 10px;">
    <div id="liveAlertPlaceholder"></div>
    <div class="input-group">
      <span class="input-group-text">domain:</span>
      <input id="filter-url" type="text" class="form-control" placeholder="请输入域名" aria-label="Recipient’s username" aria-describedby="btnConfirm">
      <button class="btn btn-outline-secondary" type="button" id="btnConfirm">确定</button>
    </div>
  </div>
</body>
<script src="options.js"></script>
</html>